Hi Francesco, Why not searching ieee1588 in the dpdk git repository? Surely you'll find something.
> -----Original Message----- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Montorsi, Francesco > Sent: Friday, October 9, 2015 11:30 PM > To: dev at dpdk.org > Subject: [dpdk-dev] Accurate timestamps in received packets > > Hi all, > I'm using rte_eth_rx_burst() to successfully retrieve packets from a DPDK- > enabled port. I can process the packet and everything works fine. My only > issue > is that I cannot find any mean to retrieve a timestamp for every single > packet. As > a dirty-workaround I'm using gettimeofday() to timestamp incoming packets but > I would rather like to retrieve a more accurate and realistic timestamp from > the > Ethernet PHY layer instead. For example if I receive 32 packets in a single > burst > I'm just assigning the packets timestamp with 1ns of difference (using > gettimeofday() for the initial time offset). > > Is there a way to retrieve a realistic timestamp from the Ethernet PHY layer? > > I found this patch searching on the web: > > http://www.wand.net.nz/trac/libtrace/browser/Intel%20DPDK%20Patches/hard > ware_timestamp.patch > that is however related to an older DPDK version and works only for INTEL > 82580 controllers... do you know if that simple patch linked above could be > similarly ported to Intel 82599 and 82571 controllers? Is there any > better/easier > way to do that? > > Thanks a lot, > > Francesco Montorsi > >
